Fortinet FortiMail Reviews

Name: Fortinet FortiMail
Brand: Fortinet
Rating: 4.3 (64 reviews)

Vendor: Fortinet

4.3 out of 5

64 reviews
94% willing to recommend

931 followers

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What is Fortinet FortiMail?

As cyber attacks become more sophisticated, it is crucial for email security solutions to offer multi-layered protection. Fortinet's proven email security platform, FortiMail, is a comprehensive multi-layered threat protection solution designed to secure users from the full spectrum of email-based threats, which includes zero-day threats, credential impersonation, spam, phishing, malware, and business email compromise (BEC) attacks.

Get the Fortinet FortiMail Buyer's Guide and find out what your peers are saying about Fortinet FortiMail, Microsoft Defender for Office 365, Darktrace and more!

Fortinet FortiMail is the #7 ranked solution in top Email Security solutions. PeerSpot users give Fortinet FortiMail an average rating of 8.6 out of 10. Fortinet FortiMail is most commonly compared to Microsoft Defender for Office 365: Fortinet FortiMail vs Microsoft Defender for Office 365. Fortinet FortiMail is popular among the midsize enterprise segment, accounting for 48% of users researching this solution on PeerSpot. The top industry researching this solution are professionals from a educational organization, accounting for 36% of all views.

Helped 853,868 peers since 2012

Featured Fortinet FortiMail reviews

MOHAN SUKUMAR

Head of computer systems at Indian Institute of Space Science & Technology(IIST)

Fortinet FortiMail offers capabilities like settings for mail delivery, mail filtering, spam controls, and email bursting prevention. It also allows for email forwarding, dynamic filtering, and scanning based on virus signatures. I can set varying levels of security. The tool is flexible and provides essential features for mail security and management.

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Nigus Machin Amare

Network & Security Engineer at Malam Engineering PLC

The most valuable features are Fortinet FortiMail ( /products/fortinet-fortimail-reviews )'s ability to protect from advanced features of email-based attacks, including protection against ransomware and malware attacks. It is especially effective in blocking spam through standards like wrong source IP for email-based attacks. Its high scalability and stability, especially for financial institutions, are noteworthy.

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ShariqJamil

Technical Manager at a comms service provider with 201-500 employees

The most effective features in intercepting malicious emails include controls like DKIM and SPF. Fortinet utilizes specialized processing units, which network faster and sample more efficiently compared to others. Additionally, the PSIRT database and threat intelligence database contribute to the effectiveness, and the number of false positives is lower than with other products.

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Fortinet FortiMail mindshare

As of June 2025, the mindshare of Fortinet FortiMail in the Email Security category stands at 4.8%, down from 6.0% compared to the previous year, according to calculations based on PeerSpot user engagement data.

Email Security

PeerResearch reports based on Fortinet FortiMail reviews

Type	Title	Date
Category	Email Security	Jun 1, 2025	Download
Product	Reviews, tips, and advice from real users	Jun 1, 2025	Download
Comparison	Fortinet FortiMail vs Microsoft Defender for Office 365	Jun 1, 2025	Download
Comparison	Fortinet FortiMail vs Proofpoint Email Protection	Jun 1, 2025	Download
Comparison	Fortinet FortiMail vs Cisco Secure Email	Jun 1, 2025	Download

Title	Rating	Mindshare	Recommending
Microsoft Defender for Office 365	4.2	12.6%	96%	52 interviews Add to research
Darktrace	4.1	3.0%	94%	81 interviews Add to research

Valuable Features

Fortinet FortiMail's most valuable features include advanced anti-spam and antivirus capabilities, sender reputation protection, efficient email filtering, and integration with FortiSandbox. Users appreciate its user-friendly interface, scalability, ease of deployment, and detailed reporting. The greylisting feature significantly reduces spam, and anti-phishing features protect against malicious attacks. Its robust security measures prevent data loss and ransomware threats while being easy to manage. FortiMail offers cost-effective multitenant email filtering in various environments.

"Fortinet FortiMail is rated an eight for the protection and features it provides in the on-premises setup."
"For me, Fortinet FortiMail is the best solution I have ever tried."
"I would rate Fortinet FortiMail ten out of ten overall."

Room for Improvement

Fortinet FortiMail could improve in areas such as user-friendliness, with enhancements to the web console management interface and dashboard. The pricing and documentation need attention, as well as better integration with other tools and cloud capabilities. Improved deployment processes and stronger encryption features would benefit users. Addressing spam filtering, email categorization, and latency concerns could enhance user satisfaction. Expanding threat intelligence and AI-based filtering would strengthen security and improve advanced threat detection.

"Fortinet FortiMail is considered overpriced by Indian rupee standards. My organization is not profit-making, and academic pricing is required, but it may not be available for security products like FortiGate."
"The area that could use some improvement in Fortinet FortiMail is the integration process. I would like the integration to be easier."
"I would like the integration to be easier."

ROI

Fortinet FortiMail offers significant ROI through enhanced security, decreased spam, and reduced costs. It saves time by minimizing the need for troubleshooting and simplifies email management. Many users appreciate its capabilities in blocking attacks and providing insightful analyses. Fortinet FortiMail assists organizations in moving from OpEx to CapEx and is favorable compared to more expensive alternatives. Numerous clients confirm a positive experience due to its efficient deployment and comprehensive features.

Pricing

Fortinet FortiMail offers competitive pricing based on performance, with licensing dependent on capacity rather than user count, appealing to enterprise buyers. Costs vary, with annual fees ranging between $28,000 to $55,000, depending on configuration needs and capacities. Customers find the pricing reasonable compared to competitors like Cisco, though some mention concerns about annual increases. Options for virtual machine licensing can help customize expenses. Fortinet's aggressive pricing strategy provides value through its comprehensive features and reliable performance.

"Compared to its competitors, Fortinet's products are available at a higher price range."
"The product's licensing part depends on the number of mailboxes and the hard disk needed by customers. The cost of the license depends on the number of mailboxes and the number of emails."
"The tool is very expensive."

Popular Use Cases

Fortinet FortiMail is widely used for email security, primarily focusing on anti-spam, phishing protection, and threat isolation. Organizations deploy it as a secure email gateway to filter incoming and outgoing emails, often integrating with public cloud platforms like Microsoft Office 365. It functions as a mail protection tool, content filter, and security gateway, ensuring secure communication and handling domains in private cloud or on-premises environments.

Service and Support

Fortinet FortiMail earns varying ratings for customer service and support. Some users commend it for being responsive, effective, and knowledgeable, often resolving issues quickly. Elite support is noted for higher-level assistance, while some find standard support less efficient, suggesting potential improvements. Time zone differences can affect response times. Certain users experience delays and express dissatisfaction, especially with tier-one support. Overall, Fortinet FortiMail's technical support is often praised, but some cite room for improvement.

Deployment

Fortinet FortiMail's setup varies in complexity based on user expertise and environment size. Many find it easy and fast, taking hours to a few days, often supported by Fortinet's documentation and technical help. Some mention initial challenges requiring support. Deployment can range from one to several days, depending on specific requirements and configurations. Proper understanding of email systems is crucial for a smooth setup process.

Scalability

Fortinet FortiMail offers scalable capabilities for various user ranges and organizational sizes. It effectively supports small to enterprise contexts, managing numerous emails and users without difficulty. Deployment flexibility between virtual machines and appliances suits diverse needs, while some note constraints with hardware-linked licenses. Many consider it highly scalable, providing room for user expansion and adapts well to customer growth, though it requires careful hardware sizing. Some users expressed satisfaction with its adaptability in larger setups.

Stability

Fortinet FortiMail is very stable in performance and reliability. Users report minimal issues, though one instance involved a hard-disk failure. Customers appreciate its consistency, with no significant downtime or failures. In some cases, false positives are rare, and admins find it easy to maintain. Ratings generally fall between seven to ten out of ten, emphasizing high stability. Some users note minor latency or occasional bugs that are quickly resolved. Fortinet's support is praised.

These insights are based on the in-depth reviews provided by peers to help you make a better buying decision.

Download our Fortinet FortiMail Buyer's Guide for additional reliable information.

Review data by company size

By reviewers

By visitors reading reviews

Top industries

By visitors reading reviews

Educational Organization

36%

Computer Software Company

10%

Financial Services Firm

Government

Manufacturing Company

Comms Service Provider

Retailer

University

Healthcare Company

Construction Company

Hospitality Company

Insurance Company

Non Profit

Media Company

Energy/Utilities Company

Real Estate/Law Firm

Wholesaler/Distributor

Legal Firm

Transportation Company

Outsourcing Company

Engineering Company

Performing Arts

Marketing Services Firm

Recreational Facilities/Services Company

Consumer Goods Company

Pharma/Biotech Company

Security Firm

Compare Fortinet FortiMail with alternative products

Learn more about Fortinet FortiMail

Fortinet FortiMail offers a variety of deployment models to best fit your organization’s email security needs. On-premises, private or public cloud, or hybrid email environments can be deployed and managed in-house by your team or managed by Fortinet’s data centers. FortiMail also employs virtual machines that provide robust scalability options and flexible deployment of email security infrastructure.

Fortinet FortiMail Benefits

Fortinet FortiMail provides your organization with the following benefits:

Eliminate message-based threats by using FortiMail’s advanced inspection capabilities before they can harm your users.

Flexible licensing ensures that you don’t have to create a license for each user as you scale your network upwards.
Achieve regulatory compliance with sophisticated messaging content archiving, quarantining, and routing tools.

Stop spam before it takes over your messaging system and network resources, ensuring that your messaging performance remains optimized.

Fortinet FortiMail Benefits

Some of Fortinet FortiMail’s top features include:

Spam and malware prevention: FortiMail employs advanced techniques and technologies, such as outbreak protection, impersonation detection, content disarm and reconstruction, and sandbox analysis to provide users with high-performing antispam and antimalware tools designed to prevent unwanted bulk email, ransomware, and other targeted attacks.

Powerful data loss prevention: Identity-based email encryption and archiving help prevent the loss of sensitive and important information and ensure that your organization adheres to compliance with corporate and industry regulations.

Automatic updates: Receive dynamic updates from the FortiGuard subscription services that automatically upgrade your antispam and antivirus functionality using intelligence gathered by Fortinet's dedicated global threat research team.

Seamless integration: Integrations with other Fortinet products and external third-party components enable companies to enhance their security by sharing indicators of compromise (IoCs) across a unified security system.

Easy email management: Gain full visibility over real-time email traffic with Fortinet FortiMail’s intuitive dashboards, rich reporting features, centralized quarantine tools, and end-user controls. Control email traffic with the solution’s full mail transfer agent and mail-handling capabilities. The solution’s quick-start setup wizard greatly reduces the complexity of deployment and management.

Reviews from Real Users

Fortinet FortiMail stands out among its competitors for a number of reasons. Two major ones are its powerful anti-virus tool and its robust spam protection capabilities.

Flamur P., head of security management at Ipko Telecommunications, writes, "Fortinet FortiMail has a lot of valuable features. It works great. It also has an antivirus feature. Support for Fortinet FortiMail was also great when my team wanted to block some geographic IPs, but couldn't figure out how to do it. The support team provided clear communication on how to resolve that issue. Another valuable feature of Fortinet FortiMail is spam filtering which tells you how many spammy emails you've received. Based on my current use cases, I'm happy with Fortinet FortiMail."

Fortinet FortiMail was previously known as FortiMail.